Find the derivative of the function w=(2y+y²)/(6+y).
a) (dw)/(dy) = (2(6+y)-(2y+y²))/(6+y)²
b) (dw)/(dy) = (2(6+y)+(2y+y²))/(6+y)²
c) (dw)/(dy) = (2(6+y)+(2y+y²))/(6+y)
d) (dw)/(dy) = (2(6+y)-(2y+y²))/(6+y)